@Article{ Figueiras-_CAÑADAS:89-96,
author = { Lourdes Figueiras- and MARÍA CONSUELO CAÑADAS SANTIAGO } ,
title = { REASONING ON TRANSITION FROM MANIPULATIVE STRATEGIES TO GENERAL PROCEDURES IN SOLVING COUNTING PROBLEMS },
journal = { Proceedings of the British Society for Research into Learning Mathematics },
year = { 2010 },
volume = { 30 },
pages = { 89-96 },
}